power saving

[Xen]

Teresa e Junior schreef op 11-12-2017 20:57:
> Em 11/12/2017 15:31, Xen escreveu:
>> 
>> The default profiler activated by the Linux kernel is apparently 
>> "performance" which never lowers the frequency.
>> 
>> The "cpufrequtils" package does nothing other than set the profiler at 
>> boot and provide utils to set and read it.
> 
> That's interesting. I'm on Xubuntu 17.10 with the default Ubuntu
> kernel, and it is currently set to "powersave" without cpufrequtils
> installed, although there is CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE=y
> on /boot/config-$(uname -r).
> 
> So I don't really know what is controlling these settings on my laptop.

Is there a power settings dialog screen in Xubuntu?

KDE doesn't seem to have it.

But "powersave" is not exactly ideal.

I would say "conservative" is ideal if you want to save power,

but powersave handicaps your CPU... :-/ ?.